English

Answer the following in one sentence : Classify the following buffers into different types : Sodium benzoate + benzoic acid - Chemistry

Advertisements
Advertisements

Question

Answer the following in one sentence :

Classify the following buffers into different types :

Sodium benzoate + benzoic acid

Options

  • Acidic buffer

  • Basic buffer

MCQ
One Line Answer
Advertisements

Solution

Sodium benzoate + benzoic acid - Acidic buffer

shaalaa.com
Buffer Solutions
  Is there an error in this question or solution?
Chapter 3: Ionic Equilibria - Exercises [Page 62]

APPEARS IN

Balbharati Chemistry [English] Standard 12 Maharashtra State Board
Chapter 3 Ionic Equilibria
Exercises | Q 2. x. c. | Page 62

RELATED QUESTIONS

Cu is precipitated as CuS while  Zn is not precipitated when H2S is passed through an acidic solution of Cu(NO3 )2  and Zn(NO3)2 respectively.


Answer the following in one sentence :

How are basic buffer solutions prepared?


Answer the following in one sentence :

Write one property of a buffer solution.


Answer the following in one sentence :

Classify the following buffers into different types :

NH4OH + NH4Cl


Name the buffer which is used to maintained pH of 8 to 10 for precipitation of cations III A group in qualitative analysis.


Write the formula to calculate pH of buffer solution.


Define buffer solution.


Write one application of the following buffer:

Citrate buffer


What is the pH of 0.5 litre buffer solution containing 0.01 mole of CH3COOH and 0.01 mole of CH3COONa?

[pKa of acid = 4.74]


____________ forms a basic buffer solution.


Which will make basic buffer?


The dissociation constant of a weak acid is 1 × 10−3. In order to prepare a buffer solution with a pH = 4, the `(["Acid"])/(["Salt"])` ratio should be ____________.


The hydrogen ion concentration of a buffer solution consisting of a weak acid and its salts is given by ____________.


Ksp of Al(OH)3 is 1 × 10−15 M. At what pH does 1.0 × 10−3 M Al3+ precipitate on the addition of buffer of NH4Cl and NH4OH solution?


Which of the following will produce a buffer solution when mixed in equal volumes?


On the basis of the equation \[\ce{pH}\] = – log \[\ce{[H+]}\], the \[\ce{pH}\] of 10–8 mol dm–3 solution of \[\ce{HCl}\] should be 8. However, it is observed to be less than 7.0. Explain the reason.


Assertion (A): A solution containing a mixture of acetic acid and sodium acetate maintains a constant value of \[\ce{pH}\] on addition of small amounts of acid or alkali.

Reason (R): A solution containing a mixture of acetic acid and sodium acetate acts as a buffer solution around \[\ce{pH}\] 4.75.


Assertion (A): An aqueous solution of ammonium acetate can act as a buffer.

Reason (R): Acetic acid is a weak acid and \[\ce{NH4OH}\] is a weak base.


Define Acidic buffer solution.


Explain the types of buffers with example.


Explain buffer action of sodium acetate-acetic acid buffer.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×